Supply Air 3x15 Inch Round Cardboard Tube Mailers with End Caps for Shipping Posters, Documents & Artwork

Highlights

• PRODUCT OVERVIEW: Round cardboard tube mailers measuring 3 inches exterior diameter and 15 inches length, constructed from corrugated cardboard with brown kraft exterior and interior liners separated by a fluted medium layer. Each tube includes two fitted plastic end caps that snap into place to seal both openings. The corrugated wall thickness measures approximately 0.125 inches
• DIMENSIONS: Exterior diameter 3 inches, interior diameter 2.75 inches, tube length 15 inches. Accommodates rolled items measuring up to 2.75 inches in diameter and 14.5 inches in length. Wall thickness 0.125 inches. Each tube weighs 0.35 pounds
• MATERIAL: Corrugated cardboard construction consisting of exterior kraft liner, internal fluted corrugated medium, and interior kraft liner. Brown kraft paper exterior surface. Fitted plastic end caps included with each tube
• CLOSURE: Two fitted plastic end caps snap into place over tube openings by friction-fitting over the tube rim. Caps measure 3 inches diameter to match tube exterior. No tape or adhesive required for basic closure
• QUANTITY: Available in 50-pack and 100-pack quantities. Each tube ships flat and requires insertion of end caps before use. Tubes are reusable and recyclable after initial use

Description

Supply Air 3x15 Inch Round Cardboard Tube Mailers are corrugated cardboard shipping tubes designed to protect posters, blueprints, documents, artwork, and rolled materials during transit. Each tube measures 3 inches in diameter and 15 inches in length. The tube walls are constructed from corrugated cardboard with a brown kraft exterior. Both ends include fitted plastic end caps that snap into place to seal the tube opening. The corrugated construction consists of an exterior kraft liner, an internal fluted medium, and an interior kraft liner. Each tube accommodates rolled items measuring up to 2.75 inches in diameter and 14.5 inches in length. The tube walls measure approximately 0.125 inches thick. Each tube weighs approximately 0.35 pounds. Pack quantities include 50-count and 100-count options. The tubes ship flat and require no assembly beyond inserting the end caps. Manufactured in the United States from recycled cardboard fiber. Each tube is reusable and recyclable after use. The brown kraft surface accepts stamps, labels, and handwritten addresses.